Note: Re-alignment can take a while on larger hard drives (up to several hours). You can use your PC during re-alignment, or you can start the process before leaving the office or going to bed.

When finished, your program files will be aligned for maximum efficiency and ultra-fast access (try starting a resource-intensive app afterward to experience the noticeable improvement)

UpToSpeed™ is iolo's ongoing article series written by PC experts for everyday computer users. Each article is packed with easy tips and practical advice on the latest issues affecting computers to help you get the most out of your PC.

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